Shri Krishna Engineering Works
81/F, Bechu Chatterjee Street Near Jaiswal Dharamshala
Kolkata- 700009, West Bengal (India)
S. Paul & Company
No. 48/6, Shanpur Jelia Para, Natabar Paul Road
Howrah- 711101, West Bengal (India)
Shankar Engineering & Trading Co.
No. 6- A, Kiran Shankar Rai Road
Kolkata- 700001, West Bengal (India)
M/s. Diamond Engineering & Enterprise
Ichapur, H. I. T Road, Kamardang, P. O. Santragachi
Howrah- 711104, West Bengal (India)
Laxmi Engineering
Par Dankani More, Delhi Road Post-Dankuni Coal Complex
Kolkata- 712310, West Bengal (India)
National Trade Centre
71/C, Netaji Subhas Road
Kolkata- 700001, West Bengal (India)
HIDS
Post Box 186, C.I.T. Road, Beliaghata PO
Kolkata- 700010, West Bengal (India)